EARLY MISSISSIPPIAN POLYPLACOPHORA (MOLLUSCA) FROM IOWA

A diverse fauna of numerous, well-preserved polyplacophorans are present in the Mississippian (Osagean) Gilmore City Formation, Humboldt Member at Humboldt, Iowa. Specimens were collected from oolitic and skeletal packstones. New taxa include Gryphochiton demissus new species, Euleptochiton elliptic...

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Veröffentlicht in:	Journal of paleontology 2001-01, Vol.75 (1), p.66-74
1. Verfasser:	HOARE, RICHARD D
Format:	Artikel
Sprache:	eng
Schlagworte:	Angulochiton humboldtensis biometry Carboniferous Etymology Euleptochiton ellipticus Fossils Geological surveys Geology Gilmore City Limestone Gryphochiton Gryphochiton demissus Holotypes Humboldt County Iowa Humboldt Iowa Invertebrata invertebrate Iowa Limestones Lower Mississippian Mississippian Mollusca Mollusks morphology New genus New species new taxa Osagian Paleontology Paleozoic Paratypes Platychiton gerki Polyplacophora Sinuses Surface areas Systenochiton triangulus taxonomy United States
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Beschreibung
Zusammenfassung:	A diverse fauna of numerous, well-preserved polyplacophorans are present in the Mississippian (Osagean) Gilmore City Formation, Humboldt Member at Humboldt, Iowa. Specimens were collected from oolitic and skeletal packstones. New taxa include Gryphochiton demissus new species, Euleptochiton ellipticus new species Platychiton gerki new genus and species, Angulochiton humboldtensis new genus and species, and Systenochiton triangulus new genus and species.
ISSN:	0022-3360 1937-2337
DOI:	10.1666/0022-3360(2001)075<0066:EMPMFI>2.0.CO;2